Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7175403 | Integrated select high pressure valve | Larry Portolese, William Scott Rowan | 2007-02-13 |
| 5154109 | Composite piston assembly | Brian P. Couch | 1992-10-13 |
| 5101556 | Method of manufacturing a piston | Brian P. Couch | 1992-04-07 |